function calessLoadedExtmatch() {
		$extensions = get_loaded_extensions();
		$extensions = array_flip($extensions);
		$extensions = array_change_key_case($extensions, CASE_LOWER);
		$extensions = array_flip($extensions);
		
		if (in_array('pcre', $extensions)) {
			return true;
		} else {
			return false;
		}
		
	}